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A patient-controlled health record system where access permissions are managed by smart contracts and every access to a record is logged on-chain.
Problem Statement
Medical records are scattered across hospitals, and patients have little control over who sees their data.
Objectives
Give patients control of record access
Encrypt records and store them off-chain
Log every access immutably
Allow emergency access with audit trail
Modules
Access Control Contracts
Grant, revoke, and audit permissions.
Encrypted Storage
Off-chain encrypted files with on-chain hashes.
Patient App
Upload records and manage consent.
Doctor Portal
Request access and view permitted records.
Expected Output
A portal where a patient grants a doctor time-limited access to selected records and sees a log of every access.
Future Scope
Insurance claim automation, health data marketplace with consent, and wearable data integration.